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844 lines
27 KiB
JavaScript
844 lines
27 KiB
JavaScript
/* vim:ts=4:sts=4:sw=4:
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Ajax.org Code Editor (ACE).
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*
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* The Initial Developer of the Original Code is
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* Ajax.org B.V.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Fabian Jakobs <fabian@ajax.org>
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* Irakli Gozalishvili <rfobic@gmail.com> (http://jeditoolkit.com)
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* Julian Viereck <julian.viereck@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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define(function(require, exports, module) {
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var oop = require("pilot/oop");
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var dom = require("pilot/dom");
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var event = require("pilot/event");
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var useragent = require("pilot/useragent");
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var GutterLayer = require("ace/layer/gutter").Gutter;
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var MarkerLayer = require("ace/layer/marker").Marker;
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var TextLayer = require("ace/layer/text").Text;
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var CursorLayer = require("ace/layer/cursor").Cursor;
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var ScrollBar = require("ace/scrollbar").ScrollBar;
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var RenderLoop = require("ace/renderloop").RenderLoop;
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var EventEmitter = require("pilot/event_emitter").EventEmitter;
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var editorCss = require("ace/requirejs/text!ace/css/editor.css");
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// import CSS once
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dom.importCssString(editorCss);
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var VirtualRenderer = function(container, theme) {
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this.container = container;
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dom.addCssClass(this.container, "ace_editor");
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this.setTheme(theme);
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this.$gutter = dom.createElement("div");
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this.$gutter.className = "ace_gutter";
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this.container.appendChild(this.$gutter);
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this.scroller = dom.createElement("div");
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this.scroller.className = "ace_scroller";
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this.container.appendChild(this.scroller);
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this.content = dom.createElement("div");
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this.content.className = "ace_content";
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this.scroller.appendChild(this.content);
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this.$gutterLayer = new GutterLayer(this.$gutter);
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this.$markerBack = new MarkerLayer(this.content);
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var textLayer = this.$textLayer = new TextLayer(this.content);
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this.canvas = textLayer.element;
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this.$markerFront = new MarkerLayer(this.content);
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this.characterWidth = textLayer.getCharacterWidth();
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this.lineHeight = textLayer.getLineHeight();
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this.$cursorLayer = new CursorLayer(this.content);
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this.$cursorPadding = 8;
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// Indicates whether the horizontal scrollbar is visible
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this.$horizScroll = true;
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this.$horizScrollAlwaysVisible = true;
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this.scrollBar = new ScrollBar(container);
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this.scrollBar.addEventListener("scroll", this.onScroll.bind(this));
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this.scrollTop = 0;
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this.cursorPos = {
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row : 0,
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column : 0
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};
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var _self = this;
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this.$textLayer.addEventListener("changeCharaterSize", function() {
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_self.characterWidth = textLayer.getCharacterWidth();
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_self.lineHeight = textLayer.getLineHeight();
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_self.$updatePrintMargin();
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_self.onResize(true);
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_self.$loop.schedule(_self.CHANGE_FULL);
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});
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event.addListener(this.$gutter, "click", this.$onGutterClick.bind(this));
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event.addListener(this.$gutter, "dblclick", this.$onGutterClick.bind(this));
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this.$size = {
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width: 0,
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height: 0,
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scrollerHeight: 0,
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scrollerWidth: 0
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};
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this.layerConfig = {
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width : 1,
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padding : 0,
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firstRow : 0,
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firstRowScreen: 0,
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lastRow : 0,
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lineHeight : 1,
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characterWidth : 1,
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minHeight : 1,
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maxHeight : 1,
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offset : 0,
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height : 1
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};
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this.$loop = new RenderLoop(this.$renderChanges.bind(this));
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this.$loop.schedule(this.CHANGE_FULL);
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this.setPadding(4);
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this.$updatePrintMargin();
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};
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(function() {
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this.showGutter = true;
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this.CHANGE_CURSOR = 1;
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this.CHANGE_MARKER = 2;
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this.CHANGE_GUTTER = 4;
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this.CHANGE_SCROLL = 8;
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this.CHANGE_LINES = 16;
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this.CHANGE_TEXT = 32;
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this.CHANGE_SIZE = 64;
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this.CHANGE_MARKER_BACK = 128;
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this.CHANGE_MARKER_FRONT = 256;
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this.CHANGE_FULL = 512;
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oop.implement(this, EventEmitter);
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this.setSession = function(session) {
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this.session = session;
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this.$cursorLayer.setSession(session);
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this.$markerBack.setSession(session);
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this.$markerFront.setSession(session);
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this.$gutterLayer.setSession(session);
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this.$textLayer.setSession(session);
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this.$loop.schedule(this.CHANGE_FULL);
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};
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/**
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* Triggers partial update of the text layer
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*/
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this.updateLines = function(firstRow, lastRow) {
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if (lastRow === undefined)
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lastRow = Infinity;
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if (!this.$changedLines) {
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this.$changedLines = {
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firstRow: firstRow,
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lastRow: lastRow
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};
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}
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else {
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if (this.$changedLines.firstRow > firstRow)
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this.$changedLines.firstRow = firstRow;
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if (this.$changedLines.lastRow < lastRow)
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this.$changedLines.lastRow = lastRow;
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}
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this.$loop.schedule(this.CHANGE_LINES);
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};
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/**
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* Triggers full update of the text layer
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*/
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this.updateText = function() {
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this.$loop.schedule(this.CHANGE_TEXT);
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};
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/**
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* Triggers a full update of all layers
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*/
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this.updateFull = function() {
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this.$loop.schedule(this.CHANGE_FULL);
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};
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this.updateFontSize = function() {
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this.$textLayer.checkForSizeChanges();
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};
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/**
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* Triggers resize of the editor
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*/
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this.onResize = function(force) {
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var changes = this.CHANGE_SIZE;
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var size = this.$size;
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var height = dom.getInnerHeight(this.container);
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if (force || size.height != height) {
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size.height = height;
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this.scroller.style.height = height + "px";
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size.scrollerHeight = this.scroller.clientHeight;
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this.scrollBar.setHeight(size.scrollerHeight);
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if (this.session) {
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this.scrollToY(this.getScrollTop());
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changes = changes | this.CHANGE_FULL;
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}
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}
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var width = dom.getInnerWidth(this.container);
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if (force || size.width != width) {
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size.width = width;
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var gutterWidth = this.showGutter ? this.$gutter.offsetWidth : 0;
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this.scroller.style.left = gutterWidth + "px";
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size.scrollerWidth = Math.max(0, width - gutterWidth - this.scrollBar.getWidth())
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this.scroller.style.width = size.scrollerWidth + "px";
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if (this.session.getUseWrapMode() && this.adjustWrapLimit() || force)
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changes = changes | this.CHANGE_FULL;
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}
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this.$loop.schedule(changes);
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};
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this.adjustWrapLimit = function(){
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var availableWidth = this.$size.scrollerWidth - this.$padding * 2;
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var limit = Math.floor(availableWidth / this.characterWidth) - 1;
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return this.session.adjustWrapLimit(limit);
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};
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this.$onGutterClick = function(e) {
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var pageX = event.getDocumentX(e);
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var pageY = event.getDocumentY(e);
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this._dispatchEvent("gutter" + e.type, {
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row: this.screenToTextCoordinates(pageX, pageY).row,
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htmlEvent: e
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});
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};
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this.setShowInvisibles = function(showInvisibles) {
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if (this.$textLayer.setShowInvisibles(showInvisibles))
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this.$loop.schedule(this.CHANGE_TEXT);
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};
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this.getShowInvisibles = function() {
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return this.$textLayer.showInvisibles;
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};
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this.$showPrintMargin = true;
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this.setShowPrintMargin = function(showPrintMargin) {
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this.$showPrintMargin = showPrintMargin;
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this.$updatePrintMargin();
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};
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this.getShowPrintMargin = function() {
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return this.$showPrintMargin;
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};
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this.$printMarginColumn = 80;
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this.setPrintMarginColumn = function(showPrintMargin) {
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this.$printMarginColumn = showPrintMargin;
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this.$updatePrintMargin();
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};
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this.getPrintMarginColumn = function() {
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return this.$printMarginColumn;
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};
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this.getShowGutter = function(){
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return this.showGutter;
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};
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this.setShowGutter = function(show){
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if(this.showGutter === show)
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return;
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this.$gutter.style.display = show ? "block" : "none";
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this.showGutter = show;
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this.onResize(true);
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};
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this.$updatePrintMargin = function() {
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var containerEl;
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if (!this.$showPrintMargin && !this.$printMarginEl)
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return;
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if (!this.$printMarginEl) {
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containerEl = dom.createElement("div");
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containerEl.className = "ace_print_margin_layer";
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this.$printMarginEl = dom.createElement("div");
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this.$printMarginEl.className = "ace_print_margin";
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containerEl.appendChild(this.$printMarginEl);
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this.content.insertBefore(containerEl, this.$textLayer.element);
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}
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var style = this.$printMarginEl.style;
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style.left = ((this.characterWidth * this.$printMarginColumn) + this.$padding * 2) + "px";
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style.visibility = this.$showPrintMargin ? "visible" : "hidden";
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};
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this.getContainerElement = function() {
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return this.container;
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};
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this.getMouseEventTarget = function() {
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return this.content;
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};
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this.getTextAreaContainer = function() {
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return this.container;
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};
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this.moveTextAreaToCursor = function(textarea) {
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// in IE the native cursor always shines through
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// this persists in IE9
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if (useragent.isIE)
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return;
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var pos = this.$cursorLayer.getPixelPosition();
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if (!pos)
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return;
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var bounds = this.content.getBoundingClientRect();
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var offset = this.layerConfig.offset;
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textarea.style.left = (bounds.left + pos.left + this.$padding) + "px";
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textarea.style.top = (bounds.top + pos.top - this.scrollTop + offset) + "px";
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};
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this.getFirstVisibleRow = function() {
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return this.layerConfig.firstRow;
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};
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this.getFirstFullyVisibleRow = function() {
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return this.layerConfig.firstRow + (this.layerConfig.offset === 0 ? 0 : 1);
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};
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this.getLastFullyVisibleRow = function() {
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var flint = Math.floor((this.layerConfig.height + this.layerConfig.offset) / this.layerConfig.lineHeight);
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return this.layerConfig.firstRow - 1 + flint;
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};
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this.getLastVisibleRow = function() {
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return this.layerConfig.lastRow;
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};
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this.$padding = null;
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this.setPadding = function(padding) {
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this.$padding = padding;
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this.$textLayer.setPadding(padding);
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this.$cursorLayer.setPadding(padding);
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this.$markerFront.setPadding(padding);
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this.$markerBack.setPadding(padding);
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this.$loop.schedule(this.CHANGE_FULL);
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this.$updatePrintMargin();
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};
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this.getHScrollBarAlwaysVisible = function() {
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return this.$horizScrollAlwaysVisible;
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};
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this.setHScrollBarAlwaysVisible = function(alwaysVisible) {
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if (this.$horizScrollAlwaysVisible != alwaysVisible) {
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this.$horizScrollAlwaysVisible = alwaysVisible;
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if (!this.$horizScrollAlwaysVisible || !this.$horizScroll)
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this.$loop.schedule(this.CHANGE_SCROLL);
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}
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};
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this.onScroll = function(e) {
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this.scrollToY(e.data);
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};
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this.$updateScrollBar = function() {
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this.scrollBar.setInnerHeight(this.layerConfig.maxHeight);
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this.scrollBar.setScrollTop(this.scrollTop);
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};
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this.$renderChanges = function(changes) {
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if (!changes || !this.session)
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return;
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// text, scrolling and resize changes can cause the view port size to change
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if (changes & this.CHANGE_FULL ||
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changes & this.CHANGE_SIZE ||
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changes & this.CHANGE_TEXT ||
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changes & this.CHANGE_LINES ||
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changes & this.CHANGE_SCROLL
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)
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this.$computeLayerConfig();
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// full
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if (changes & this.CHANGE_FULL) {
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this.$textLayer.update(this.layerConfig);
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if (this.showGutter)
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this.$gutterLayer.update(this.layerConfig);
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this.$markerBack.update(this.layerConfig);
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this.$markerFront.update(this.layerConfig);
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this.$cursorLayer.update(this.layerConfig);
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this.$updateScrollBar();
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return;
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}
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// scrolling
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if (changes & this.CHANGE_SCROLL) {
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if (changes & this.CHANGE_TEXT || changes & this.CHANGE_LINES)
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this.$textLayer.update(this.layerConfig);
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else
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this.$textLayer.scrollLines(this.layerConfig);
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if (this.showGutter)
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this.$gutterLayer.update(this.layerConfig);
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this.$markerBack.update(this.layerConfig);
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this.$markerFront.update(this.layerConfig);
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this.$cursorLayer.update(this.layerConfig);
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this.$updateScrollBar();
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return;
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}
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if (changes & this.CHANGE_TEXT) {
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this.$textLayer.update(this.layerConfig);
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if (this.showGutter)
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this.$gutterLayer.update(this.layerConfig);
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}
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else if (changes & this.CHANGE_LINES) {
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this.$updateLines();
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this.$updateScrollBar();
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if (this.showGutter)
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this.$gutterLayer.update(this.layerConfig);
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} else if (changes & this.CHANGE_GUTTER) {
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if (this.showGutter)
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this.$gutterLayer.update(this.layerConfig);
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}
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if (changes & this.CHANGE_CURSOR)
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this.$cursorLayer.update(this.layerConfig);
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if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_FRONT)) {
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this.$markerFront.update(this.layerConfig);
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}
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if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_BACK)) {
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this.$markerBack.update(this.layerConfig);
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}
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if (changes & this.CHANGE_SIZE)
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this.$updateScrollBar();
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};
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this.$computeLayerConfig = function() {
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var session = this.session;
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var offset = this.scrollTop % this.lineHeight;
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var minHeight = this.$size.scrollerHeight + this.lineHeight;
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var longestLine = this.$getLongestLine();
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var widthChanged = this.layerConfig.width != longestLine;
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var horizScroll = this.$horizScrollAlwaysVisible || this.$size.scrollerWidth - longestLine < 0;
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var horizScrollChanged = this.$horizScroll !== horizScroll;
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this.$horizScroll = horizScroll;
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if (horizScrollChanged)
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this.scroller.style.overflowX = horizScroll ? "scroll" : "hidden";
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var maxHeight = this.session.getScreenLength() * this.lineHeight;
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this.scrollTop = Math.max(0, Math.min(this.scrollTop, maxHeight - this.$size.scrollerHeight));
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var lineCount = Math.ceil(minHeight / this.lineHeight) - 1;
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var firstRow = Math.max(0, Math.round((this.scrollTop - offset) / this.lineHeight));
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var lastRow = firstRow + lineCount;
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// Map lines on the screen to lines in the document.
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var firstRowScreen, firstRowHeight;
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var lineHeight = { lineHeight: this.lineHeight };
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firstRow = session.screenToDocumentRow(firstRow, 0);
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// Check if firstRow is inside of a foldLine. If true, then use the first
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// row of the foldLine.
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var foldLine = session.getFoldLine(firstRow);
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if (foldLine) {
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firstRow = foldLine.start.row;
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}
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firstRowScreen = session.documentToScreenRow(firstRow, 0);
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firstRowHeight = session.getRowHeight(lineHeight, firstRow);
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lastRow = Math.min(session.screenToDocumentRow(lastRow, 0), session.getLength() - 1);
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minHeight = this.$size.scrollerHeight + session.getRowHeight(lineHeight, lastRow)+
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firstRowHeight;
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offset = this.scrollTop - firstRowScreen * this.lineHeight;
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this.layerConfig = {
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width : longestLine,
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padding : this.$padding,
|
|
firstRow : firstRow,
|
|
firstRowScreen: firstRowScreen,
|
|
lastRow : lastRow,
|
|
lineHeight : this.lineHeight,
|
|
characterWidth : this.characterWidth,
|
|
minHeight : minHeight,
|
|
maxHeight : maxHeight,
|
|
offset : offset,
|
|
height : this.$size.scrollerHeight
|
|
};
|
|
|
|
// For debugging.
|
|
// console.log(JSON.stringify(this.layerConfig));
|
|
|
|
this.$gutterLayer.element.style.marginTop = (-offset) + "px";
|
|
this.content.style.marginTop = (-offset) + "px";
|
|
this.content.style.width = longestLine + "px";
|
|
this.content.style.height = minHeight + "px";
|
|
|
|
// scroller.scrollWidth was smaller than scrollLeft we needed
|
|
if (this.$desiredScrollLeft) {
|
|
this.scrollToX(this.$desiredScrollLeft);
|
|
this.$desiredScrollLeft = 0;
|
|
}
|
|
|
|
// Horizontal scrollbar visibility may have changed, which changes
|
|
// the client height of the scroller
|
|
if (horizScrollChanged)
|
|
this.onResize(true);
|
|
};
|
|
|
|
this.$updateLines = function() {
|
|
var firstRow = this.$changedLines.firstRow;
|
|
var lastRow = this.$changedLines.lastRow;
|
|
this.$changedLines = null;
|
|
|
|
var layerConfig = this.layerConfig;
|
|
|
|
// if the update changes the width of the document do a full redraw
|
|
if (layerConfig.width != this.$getLongestLine())
|
|
return this.$textLayer.update(layerConfig);
|
|
|
|
if (firstRow > layerConfig.lastRow + 1) { return; }
|
|
if (lastRow < layerConfig.firstRow) { return; }
|
|
|
|
// if the last row is unknown -> redraw everything
|
|
if (lastRow === Infinity) {
|
|
if (this.showGutter)
|
|
this.$gutterLayer.update(layerConfig);
|
|
this.$textLayer.update(layerConfig);
|
|
return;
|
|
}
|
|
|
|
// else update only the changed rows
|
|
this.$textLayer.updateLines(layerConfig, firstRow, lastRow);
|
|
};
|
|
|
|
this.$getLongestLine = function() {
|
|
var charCount = this.session.getScreenWidth() + 1;
|
|
if (this.$textLayer.showInvisibles)
|
|
charCount += 1;
|
|
|
|
return Math.max(this.$size.scrollerWidth, Math.round(charCount * this.characterWidth));
|
|
};
|
|
|
|
this.updateFrontMarkers = function() {
|
|
this.$markerFront.setMarkers(this.session.getMarkers(true));
|
|
this.$loop.schedule(this.CHANGE_MARKER_FRONT);
|
|
};
|
|
|
|
this.updateBackMarkers = function() {
|
|
this.$markerBack.setMarkers(this.session.getMarkers());
|
|
this.$loop.schedule(this.CHANGE_MARKER_BACK);
|
|
};
|
|
|
|
this.addGutterDecoration = function(row, className){
|
|
this.$gutterLayer.addGutterDecoration(row, className);
|
|
this.$loop.schedule(this.CHANGE_GUTTER);
|
|
};
|
|
|
|
this.removeGutterDecoration = function(row, className){
|
|
this.$gutterLayer.removeGutterDecoration(row, className);
|
|
this.$loop.schedule(this.CHANGE_GUTTER);
|
|
};
|
|
|
|
this.setBreakpoints = function(rows) {
|
|
this.$gutterLayer.setBreakpoints(rows);
|
|
this.$loop.schedule(this.CHANGE_GUTTER);
|
|
};
|
|
|
|
this.setAnnotations = function(annotations) {
|
|
this.$gutterLayer.setAnnotations(annotations);
|
|
this.$loop.schedule(this.CHANGE_GUTTER);
|
|
};
|
|
|
|
this.updateCursor = function() {
|
|
this.$loop.schedule(this.CHANGE_CURSOR);
|
|
};
|
|
|
|
this.hideCursor = function() {
|
|
this.$cursorLayer.hideCursor();
|
|
};
|
|
|
|
this.showCursor = function() {
|
|
this.$cursorLayer.showCursor();
|
|
};
|
|
|
|
this.scrollCursorIntoView = function() {
|
|
// the editor is not visible
|
|
if (this.$size.scrollerHeight === 0)
|
|
return;
|
|
|
|
var pos = this.$cursorLayer.getPixelPosition();
|
|
|
|
var left = pos.left + this.$padding;
|
|
var top = pos.top;
|
|
|
|
if (this.scrollTop > top) {
|
|
this.scrollToY(top);
|
|
}
|
|
|
|
if (this.scrollTop + this.$size.scrollerHeight < top + this.lineHeight) {
|
|
this.scrollToY(top + this.lineHeight - this.$size.scrollerHeight);
|
|
}
|
|
|
|
var scrollLeft = this.scroller.scrollLeft;
|
|
|
|
if (scrollLeft > left) {
|
|
this.scrollToX(left);
|
|
}
|
|
|
|
if (scrollLeft + this.$size.scrollerWidth < left + this.characterWidth) {
|
|
if (left > this.layerConfig.width)
|
|
this.$desiredScrollLeft = left + 2 * this.characterWidth;
|
|
else
|
|
this.scrollToX(Math.round(left + this.characterWidth - this.$size.scrollerWidth));
|
|
}
|
|
};
|
|
|
|
this.getScrollTop = function() {
|
|
return this.scrollTop;
|
|
};
|
|
|
|
this.getScrollLeft = function() {
|
|
return this.scroller.scrollLeft;
|
|
};
|
|
|
|
this.getScrollTopRow = function() {
|
|
return this.scrollTop / this.lineHeight;
|
|
};
|
|
|
|
this.getScrollBottomRow = function() {
|
|
return Math.max(0, Math.floor((this.scrollTop + this.$size.scrollerHeight) / this.lineHeight) - 1);
|
|
};
|
|
|
|
this.scrollToRow = function(row) {
|
|
this.scrollToY(row * this.lineHeight);
|
|
};
|
|
|
|
this.scrollToLine = function(line, center) {
|
|
var lineHeight = { lineHeight: this.lineHeight };
|
|
var offset = 0;
|
|
for (var l = 1; l < line; l++) {
|
|
offset += this.session.getRowHeight(lineHeight, l-1);
|
|
}
|
|
|
|
if (center) {
|
|
offset -= this.$size.scrollerHeight / 2;
|
|
}
|
|
this.scrollToY(offset);
|
|
};
|
|
|
|
this.scrollToY = function(scrollTop) {
|
|
// after calling scrollBar.setScrollTop
|
|
// scrollbar sends us event with same scrollTop. ignore it
|
|
scrollTop = Math.max(0, scrollTop);
|
|
if (this.scrollTop !== scrollTop) {
|
|
this.$loop.schedule(this.CHANGE_SCROLL);
|
|
this.scrollTop = scrollTop;
|
|
}
|
|
};
|
|
|
|
this.scrollToX = function(scrollLeft) {
|
|
if (scrollLeft <= this.$padding)
|
|
scrollLeft = 0;
|
|
|
|
this.scroller.scrollLeft = scrollLeft;
|
|
};
|
|
|
|
this.scrollBy = function(deltaX, deltaY) {
|
|
deltaY && this.scrollToY(this.scrollTop + deltaY);
|
|
deltaX && this.scrollToX(this.scroller.scrollLeft + deltaX);
|
|
};
|
|
|
|
this.isScrollableBy = function(deltaX, deltaY) {
|
|
if (deltaY < 0 && this.scrollTop > 0)
|
|
return true;
|
|
if (deltaY > 0 && this.scrollTop + this.$size.scrollerHeight < this.layerConfig.maxHeight)
|
|
return true;
|
|
// todo: handle horizontal scrolling
|
|
};
|
|
|
|
this.screenToTextCoordinates = function(pageX, pageY) {
|
|
var canvasPos = this.scroller.getBoundingClientRect();
|
|
|
|
var col = Math.round((pageX + this.scroller.scrollLeft - canvasPos.left - this.$padding - dom.getPageScrollLeft())
|
|
/ this.characterWidth);
|
|
var row = Math.floor((pageY + this.scrollTop - canvasPos.top - dom.getPageScrollTop())
|
|
/ this.lineHeight);
|
|
|
|
return this.session.screenToDocumentPosition(row, Math.max(col, 0));
|
|
};
|
|
|
|
this.textToScreenCoordinates = function(row, column) {
|
|
var canvasPos = this.scroller.getBoundingClientRect();
|
|
var pos = this.session.documentToScreenPosition(row, column);
|
|
|
|
var x = this.$padding + Math.round(pos.column * this.characterWidth);
|
|
var y = pos.row * this.lineHeight;
|
|
|
|
return {
|
|
pageX: canvasPos.left + x - this.getScrollLeft(),
|
|
pageY: canvasPos.top + y - this.getScrollTop()
|
|
};
|
|
};
|
|
|
|
this.visualizeFocus = function() {
|
|
dom.addCssClass(this.container, "ace_focus");
|
|
};
|
|
|
|
this.visualizeBlur = function() {
|
|
dom.removeCssClass(this.container, "ace_focus");
|
|
};
|
|
|
|
this.showComposition = function(position) {
|
|
if (!this.$composition) {
|
|
this.$composition = dom.createElement("div");
|
|
this.$composition.className = "ace_composition";
|
|
this.content.appendChild(this.$composition);
|
|
}
|
|
|
|
this.$composition.innerHTML = " ";
|
|
|
|
var pos = this.$cursorLayer.getPixelPosition();
|
|
var style = this.$composition.style;
|
|
style.top = pos.top + "px";
|
|
style.left = (pos.left + this.$padding) + "px";
|
|
style.height = this.lineHeight + "px";
|
|
|
|
this.hideCursor();
|
|
};
|
|
|
|
this.setCompositionText = function(text) {
|
|
dom.setInnerText(this.$composition, text);
|
|
};
|
|
|
|
this.hideComposition = function() {
|
|
this.showCursor();
|
|
|
|
if (!this.$composition)
|
|
return;
|
|
|
|
var style = this.$composition.style;
|
|
style.top = "-10000px";
|
|
style.left = "-10000px";
|
|
};
|
|
|
|
this.setTheme = function(theme) {
|
|
var _self = this;
|
|
|
|
this.$themeValue = theme;
|
|
if (!theme || typeof theme == "string") {
|
|
theme = theme || "ace/theme/textmate";
|
|
require([theme], function(theme) {
|
|
afterLoad(theme);
|
|
});
|
|
} else {
|
|
afterLoad(theme);
|
|
}
|
|
|
|
function afterLoad(theme) {
|
|
if (_self.$theme)
|
|
dom.removeCssClass(_self.container, _self.$theme);
|
|
|
|
_self.$theme = theme ? theme.cssClass : null;
|
|
|
|
if (_self.$theme)
|
|
dom.addCssClass(_self.container, _self.$theme);
|
|
|
|
// force re-measure of the gutter width
|
|
if (_self.$size) {
|
|
_self.$size.width = 0;
|
|
_self.onResize();
|
|
}
|
|
}
|
|
};
|
|
|
|
this.getTheme = function() {
|
|
return this.$themeValue;
|
|
};
|
|
|
|
// Methods allows to add / remove CSS classnames to the editor element.
|
|
// This feature can be used by plug-ins to provide a visual indication of
|
|
// a certain mode that editor is in.
|
|
|
|
this.setStyle = function setStyle(style) {
|
|
dom.addCssClass(this.container, style);
|
|
};
|
|
|
|
this.unsetStyle = function unsetStyle(style) {
|
|
dom.removeCssClass(this.container, style);
|
|
};
|
|
|
|
this.destroy = function() {
|
|
this.$textLayer.destroy();
|
|
this.$cursorLayer.destroy();
|
|
};
|
|
|
|
}).call(VirtualRenderer.prototype);
|
|
|
|
exports.VirtualRenderer = VirtualRenderer;
|
|
});
|